- Size: S: 63cm~73c m (24.8 – 28.7 inches)，M: 74cm~83cm (29.1- 32.67 inches), L:84cm~95cm (33.07-37.4 inches)，XL: 96cm~110cm(37.8-43.3 inches)
- Relieve pain: the steel plates are supported separately to help reduce the compression of the spine and disperse the strength of the lumbar spine
- replaceable self-heating pad : The back heating pad using a new generation of self-heating technology, and built-in 9 physiotherapy magnets.It can promote blood circulation and relieve lumbar pain effectively.
- Stress reliever：Thickened design of waist support accessories, strong endurance and more durable
- Comfortable Breathable：The lumbar belt inner layer use of lightweight and thin suede fabric , soft and reducing
